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test: verify -maxuploadtarget limit state via getnettotals RPC result

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This commit is contained in:
Sebastian Falbesoner 2023-12-04 18:21:26 +01:00
parent 9eeee7caa3
commit 73d7372115
1 changed files with 26 additions and 2 deletions
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28
test/functional/feature_maxuploadtarget.py
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@ -27,6 +27,9 @@ from test_framework.util import (
from test_framework.wallet import MiniWallet
UPLOAD_TARGET_MB = 800
class TestP2PConn(P2PInterface):
def __init__(self):
super().__init__()
@ -45,12 +48,21 @@ class MaxUploadTest(BitcoinTestFramework):
self.setup_clean_chain = True
self.num_nodes = 1
self.extra_args = [[
"-maxuploadtarget=800M",
f"-maxuploadtarget={UPLOAD_TARGET_MB}M",
"-datacarriersize=100000",
]]
self.supports_cli = False
def assert_uploadtarget_state(self, *, target_reached, serve_historical_blocks):
"""Verify the node's current upload target state via the `getnettotals` RPC call."""
uploadtarget = self.nodes[0].getnettotals()["uploadtarget"]
assert_equal(uploadtarget["target_reached"], target_reached)
assert_equal(uploadtarget["serve_historical_blocks"], serve_historical_blocks)
def run_test(self):
# Initially, neither historical blocks serving limit nor total limit are reached
self.assert_uploadtarget_state(target_reached=False, serve_historical_blocks=True)
# Before we connect anything, we first set the time on the node
# to be in the past, otherwise things break because the CNode
# time counters can't be reset backward after initialization
@ -93,7 +105,7 @@ class MaxUploadTest(BitcoinTestFramework):
getdata_request = msg_getdata()
getdata_request.inv.append(CInv(MSG_BLOCK, big_old_block))
max_bytes_per_day = 800*1024*1024
max_bytes_per_day = UPLOAD_TARGET_MB * 1024 *1024
daily_buffer = 144 * 4000000
max_bytes_available = max_bytes_per_day - daily_buffer
success_count = max_bytes_available // old_block_size
@ -113,6 +125,9 @@ class MaxUploadTest(BitcoinTestFramework):
assert_equal(len(self.nodes[0].getpeerinfo()), 2)
self.log.info("Peer 0 disconnected after downloading old block too many times")
# Historical blocks serving limit is reached by now, but total limit still isn't
self.assert_uploadtarget_state(target_reached=False, serve_historical_blocks=False)
# Requesting the current block on p2p_conns[1] should succeed indefinitely,
# even when over the max upload target.
# We'll try 800 times
@ -121,6 +136,9 @@ class MaxUploadTest(BitcoinTestFramework):
p2p_conns[1].send_and_ping(getdata_request)
assert_equal(p2p_conns[1].block_receive_map[big_new_block], i+1)
# Both historical blocks serving limit and total limit are reached
self.assert_uploadtarget_state(target_reached=True, serve_historical_blocks=False)
self.log.info("Peer 1 able to repeatedly download new block")
# But if p2p_conns[1] tries for an old block, it gets disconnected too.
@ -139,6 +157,7 @@ class MaxUploadTest(BitcoinTestFramework):
p2p_conns[2].sync_with_ping()
p2p_conns[2].send_and_ping(getdata_request)
assert_equal(p2p_conns[2].block_receive_map[big_old_block], 1)
self.assert_uploadtarget_state(target_reached=False, serve_historical_blocks=True)
self.log.info("Peer 2 able to download old block")
@ -146,6 +165,8 @@ class MaxUploadTest(BitcoinTestFramework):
self.log.info("Restarting node 0 with download permission and 1MB maxuploadtarget")
self.restart_node(0, ["-whitelist=download@127.0.0.1", "-maxuploadtarget=1"])
# Total limit isn't reached after restart, but 1 MB is too small to serve historical blocks
self.assert_uploadtarget_state(target_reached=False, serve_historical_blocks=False)
# Reconnect to self.nodes[0]
peer = self.nodes[0].add_p2p_connection(TestP2PConn())
@ -156,6 +177,9 @@ class MaxUploadTest(BitcoinTestFramework):
peer.send_and_ping(getdata_request)
assert_equal(peer.block_receive_map[big_new_block], i+1)
# Total limit is exceeded
self.assert_uploadtarget_state(target_reached=True, serve_historical_blocks=False)
getdata_request.inv = [CInv(MSG_BLOCK, big_old_block)]
peer.send_and_ping(getdata_request)